Friction material composition, friction material, and friction member
AssigneeJapan Brake Industrial Co., Ltd.
InventorsMitsuo UNNO, Masamichi MITSUMOTO
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AssigneeJapan Brake Industrial Co., Ltd.
InventorsMitsuo UNNO, Masamichi MITSUMOTO
Estimating the term…
A friction material composition includes a binder, organic filler, inorganic filler and fiber reinforcement, and does not contain copper or contains copper in an amount of 0.5 mass % or less. The inorganic filler is one or more selected from y alumina having an average particle size of 10 nm to 50 μm, dolomite having an average particle size of 1 to 20 μm, calcium carbonate having an average particle size of 1 to 20 μm, magnesium carbonate having an average particle size of 1 to 20 μm, manganese dioxide having an average particle size of 1 to 20 μm, zinc oxide having an average particle size of 10 nm to 1 μm, magnetite having an average particle size of 1.0 μm or less, cerium oxide having an average particle size of 0.5 to 5 μm, and zirconia having an average particle size of 5 to 50 nm.
A friction material composition comprising a binder, organic filler, inorganic filler and a fiber reinforcement,
Dependencies are inferred from the claim text.